Prototype: German Federal Railroad standard design signals from Era III on.
Model: Color light signals with maintenance-free LED's. The 7244 universal relay is required for train control with the color light signals. 10 volts and 16 volts required for the signals. The masts for all of the signals are made of metal. 2 aspects "Stop Do Not Proceed" (Sh0), "OK to Proceed" (Sh1). LED lighting Height 7 mm / 1/4".